diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 12ba01777409f49bb84afea831d368d0bb59dd0f..d1243c205eaf2cf8711cd6012f5c5dbdc20b710b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,3 +1,10 @@
+workflow:
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+    - if: '$CI_COMMIT_BRANCH && $CI_OPEN_MERGE_REQUESTS'
+      when: never
+    - if: '$CI_COMMIT_BRANCH'
+
 stages:
   - license
   - build_and_test